Willwerath (Heydrich collection) (Devonian of Germany)

Where: Germany (50.3° N, 6.5° E: paleocoordinates 26.7° S, 4.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Klerf Formation, Early/Lower Emsian (409.1 - 402.5 Ma)

• The fossil-bearing sequence is approximately 1.5 m thick and comprises muds and siltstones intercalated with thin, sandy laminae.

• group of beds-level stratigraphic resolution

Environment/lithology: estuary or bay; lithified, gray siltstone

• Fine, hard silt with a blocky fracture. The sediment is grey, but weathers to an orange-brown colour.

Size class: macrofossils

Preservation: mold/impression

Collected by W. Heydrich

• Repository: private collection of W. Heydrich

Primary reference: M. Poschmann and J. A. Dunlop. 2012. Reassessing Devonotarbus, a phalangiotarbid arachnid from the Lower Devonian (Siegenian and Emsian) of the Rheinisches Schiefergebirge (SW Germany). Palaeontologische Zeitschrift 86:377-387 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 162730: authorized by Matthew Clapham, entered by Matthew Clapham on 02.10.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Arachnida
 Phalangiotarbida - Devonotarbidae
Devonotarbus cf. hombachensis Poschmann et al. 2005 phalangiotarbid